Home / 71,927.75-99,269.91-41,312.89

Finding the Fourth Proportional to 71,927.75, 99,269.91 and 41,312.89

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Solution

The fourth proportional to 71,927.75, 99,269.91 and 41,312.89 is: 57,017.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,927.75 : 99,269.91 = 41,312.89 : x
  2. Step 2: Convert to fraction form
    71,927.75/99,269.91 = 41,312.89/x
  3. Step 3: Cross multiply
    71,927.75x = 99,269.91 × 41,312.89
  4. Step 4: Simplify right side
    71,927.75x = 4,101,126,623.97
  5. Step 5: Solve for x
    x = 4,101,126,623.97/71,927.75
  6. Step 6: Final answer
    x = 57,017.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.